Reorganize state

state/cell_test.go

@@ -0,0 +1,101 @@
+package state
+
+import (
+	"testing"
+
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+func TestCell(t *testing.T) {
+	Convey("Given a cell", t, func() {
+		var c cell
+
+		Convey("When managing state", func() {
+			So(c.state(), ShouldBeFalse)
+
+			Convey("You can vivify and kill the cell", func() {
+				So(c.state(), ShouldBeFalse)
+				c = c.vivify()
+				So(c.state(), ShouldBeTrue)
+				c = c.kill()
+				So(c.state(), ShouldBeFalse)
+			})
+		})
+
+		Convey("When managing flags", func() {
+
+			Convey("You can mark a cell as assumed alive", func() {
+				So(c.marked(), ShouldBeFalse)
+				c = c.mark()
+				So(c.marked(), ShouldBeTrue)
+			})
+
+			Convey("You can mark a cell as assumed dead", func() {
+				So(c.flagged(), ShouldBeFalse)
+				c = c.flag()
+				So(c.flagged(), ShouldBeTrue)
+			})
+
+			Convey("You can mark/unmark a cell as correct", func() {
+				So(c.correct(), ShouldBeFalse)
+				c = c.setCorrect(true)
+				So(c.correct(), ShouldBeTrue)
+				c = c.setCorrect(false)
+				So(c.correct(), ShouldBeFalse)
+			})
+
+			Convey("You can mark/unmark a cell as complete", func() {
+				So(c.complete(), ShouldBeFalse)
+				c = c.setComplete(true)
+				So(c.complete(), ShouldBeTrue)
+				c = c.setComplete(false)
+				So(c.complete(), ShouldBeFalse)
+			})
+
+			Convey("Marking a cell unflags it and vice versa", func() {
+				c = c.mark()
+				So(c.marked(), ShouldBeTrue)
+				So(c.flagged(), ShouldBeFalse)
+				c = c.flag()
+				So(c.marked(), ShouldBeFalse)
+				So(c.flagged(), ShouldBeTrue)
+				c = c.mark()
+				So(c.marked(), ShouldBeTrue)
+				So(c.flagged(), ShouldBeFalse)
+			})
+
+			Convey("Marking/flagging a cell manages its correctness", func() {
+				c = c.vivify()
+				So(c.correct(), ShouldBeFalse)
+				c = c.mark()
+				So(c.correct(), ShouldBeTrue)
+				c = c.kill()
+				So(c.correct(), ShouldBeFalse)
+
+				c = c.vivify()
+				c = c.flag()
+				So(c.correct(), ShouldBeFalse)
+				c = c.kill()
+				So(c.correct(), ShouldBeTrue)
+			})
+
+			Convey("You can clear all flags (but leave the state)", func() {
+				c = c.vivify()
+				c = c.mark()
+				c = c.setCorrect(true)
+				c = c.setComplete(true)
+				So(c.state(), ShouldBeTrue)
+				So(c.marked(), ShouldBeTrue)
+				So(c.flagged(), ShouldBeFalse)
+				So(c.correct(), ShouldBeTrue)
+				So(c.complete(), ShouldBeTrue)
+				c = c.clear()
+				So(c.state(), ShouldBeTrue)
+				So(c.marked(), ShouldBeFalse)
+				So(c.flagged(), ShouldBeFalse)
+				So(c.correct(), ShouldBeFalse)
+				So(c.complete(), ShouldBeFalse)
+			})
+		})
+	})
+}